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dmarc=none action=none header.from=indexexchange.com; Received: from YQXPR01MB3925.CANPRD01.PROD.OUTLOOK.COM (2603:10b6:c00:4e::18) by YQXPR0101MB0759.CANPRD01.PROD.OUTLOOK.COM (2603:10b6:c00:17::24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3348.17; Mon, 7 Sep 2020 11:33:03 +0000 Received: from YQXPR01MB3925.CANPRD01.PROD.OUTLOOK.COM ([fe80::b8d9:5502:588e:8143]) by YQXPR01MB3925.CANPRD01.PROD.OUTLOOK.COM ([fe80::b8d9:5502:588e:8143%7]) with mapi id 15.20.3348.019; Mon, 7 Sep 2020 11:33:03 +0000 Reply-To: dave.collier-brown@indexexchange.com To: =?UTF-8?Q?Toke_H=c3=b8iland-J=c3=b8rgensen?= , Dave Taht , David Collier-Brown Cc: bloat References: <87k0x6os8t.fsf@toke.dk> From: Dave Collier-Brown Organization: Index Exchange Message-ID: <1916fe37-04f5-137b-0ec5-a82fa9c3898e@indexexchange.com> Date: Mon, 7 Sep 2020 07:33:02 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.11.0 In-Reply-To: <87k0x6os8t.fsf@toke.dk> Content-Type: multipart/alternative; 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X-BeenThere: bloat@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: General list for discussing Bufferbloat List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 07 Sep 2020 11:33:05 -0000 --------------0E144F80D36E5D7A197D620D Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: quoted-printable Many thanks: will try the skype test later today --dave On 2020-09-07 5:23 a.m., Toke H=C3=B8iland-J=C3=B8rgensen wrote: Dave Collier-Brown writes: LWN said OK, but I'm stuck on the search for a striking test, one that reso= nates with "grandma". My next two thoughts, probably for the current long weekend, is either to call a loop-back number with Skype and/or ask Toke how he got "Big Buck Bunny" to suffer dropouts. I'd love to use the latter, as it aligns with the observation that this is a time when conference-call failures are driving my colleagues to drink (;-)) I assume you're referring to the Dash data included in the Polify paper, right? :) Not sure if I ever got it to drop out completely; just did some measurements of which bitrate it picked, and the context was airtime prioritisation, not so much the latency improvements. But anyway, the tests just used the reference dash.js[0] player, with a logger addition that Flent can parse[1]. I don't recall what exactly is needed on the server side to run this, but I think it's basically just dropping the right Big Buck Bunny tarball on a web server along with dash-logger.js from the Flent sources :) -Toke [0] https://github.com/Dash-Industry-Forum/dash.js/wiki [1] https://github.com/tohojo/flent/commit/6b83896cc0df1d468577ef0f35abbab6= dd025c3f -- David Collier-Brown, | Always do right. This will gratify System Programmer and Author | some people and astonish the rest dave.collier-brown@indexexchange.com | -- Mark Twain CONFIDENTIALITY NOTICE AND DISCLAIMER : This telecommunication, including a= ny and all attachments, contains confidential information intended only for= the person(s) to whom it is addressed. Any dissemination, distribution, co= pying or disclosure is strictly prohibited and is not a waiver of confident= iality. If you have received this telecommunication in error, please notify= the sender immediately by return electronic mail and delete the message fr= om your inbox and deleted items folders. This telecommunication does not co= nstitute an express or implied agreement to conduct transactions by electro= nic means, nor does it constitute a contract offer, a contract amendment or= an acceptance of a contract offer. Contract terms contained in this teleco= mmunication are subject to legal review and the completion of formal docume= ntation and are not binding until same is confirmed in writing and has been= signed by an authorized signatory. --------------0E144F80D36E5D7A197D620D Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable

Many thanks: will try the skype test later today --dav= e

On 2020-09-07 5:23 a.m., Toke H=C3=B8iland-J= =C3=B8rgensen wrote:
Dave Collier-Brown <=
dave.collier-brown@indexexchange.com> writes:


LWN said OK, but I'm stuck on the se=
arch for a striking test, one that resonates with "grandma".

My next two thoughts, probably for the current long weekend, is either
to call a loop-back number with Skype and/or ask Toke how he got "Big
Buck Bunny" to suffer dropouts. I'd love to use the latter, as it
aligns with the observation that this is a time when conference-call
failures are driving my colleagues to drink (;-))

I assume you're referring to the Dash data included in the Polify paper,
right? :)

Not sure if I ever got it to drop out completely; just did some
measurements of which bitrate it picked, and the context was airtime
prioritisation, not so much the latency improvements. But anyway, the
tests just used the reference dash.js[0] player, with a logger addition
that Flent can parse[1].

I don't recall what exactly is needed on the server side to run this,
but I think it's basically just dropping the right Big Buck Bunny
tarball on a web server along with dash-logger.js from the Flent sources :)

-Toke


[0] https://github.com/Dash-Industry-Forum/dash.js/wik=
i
[1] https://github.com/toh=
ojo/flent/commit/6b83896cc0df1d468577ef0f35abbab6dd025c3f

--=20
David Collier-Brown,         | Always do right. This will gratify
System Programmer and Author | some people and astonish the rest
dave.collier-brown@indexexchange.com |              -- =
Mark Twain

CONFIDENTIALITY NOTICE AND D= ISCLAIMER : T= his telecommunication, including any and all attachments, contains confiden= tial information intended only for the person(s) to whom it is addressed. Any dissemination, distribution, copying or discl= osure is strictly prohibited and is not a waiver of confidentiality. If you= have received this telecommunication in error, please notify the sender im= mediately by return electronic mail and delete the message from your inbox and deleted items folders. This tel= ecommunication does not constitute an express or implied agreement to condu= ct transactions by electronic means, nor does it constitute a contract offe= r, a contract amendment or an acceptance of a contract offer. Contract terms contained in this telecommunication ar= e subject to legal review and the completion of formal documentation and ar= e not binding until same is confirmed in writing and has been signed by an = authorized signatory.

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